./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d44823aac48cec2911f68e219166f3ac1836e56b97e3a905bce4580d699376f2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:55:44,014 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:55:44,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:55:44,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:55:44,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:55:44,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:55:44,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:55:44,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:55:44,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:55:44,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:55:44,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:55:44,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:55:44,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:55:44,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:55:44,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:55:44,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:55:44,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:55:44,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:55:44,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:55:44,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:55:44,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:55:44,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:55:44,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:55:44,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:55:44,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:55:44,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:55:44,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:55:44,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:55:44,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:55:44,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:55:44,112 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:55:44,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:55:44,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:55:44,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:55:44,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:55:44,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:55:44,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:55:44,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:55:44,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:55:44,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:55:44,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:55:44,121 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:55:44,146 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:55:44,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:55:44,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:55:44,148 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:55:44,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:55:44,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:55:44,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:55:44,149 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:55:44,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:55:44,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:55:44,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:55:44,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:55:44,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:55:44,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:55:44,151 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:55:44,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:55:44,151 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:55:44,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:55:44,151 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:55:44,152 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:55:44,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:55:44,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:44,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:55:44,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:55:44,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:55:44,154 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:55:44,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:55:44,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:55:44,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d44823aac48cec2911f68e219166f3ac1836e56b97e3a905bce4580d699376f2 [2022-10-17 16:55:44,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:55:44,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:55:44,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:55:44,487 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:55:44,489 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:55:44,491 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c [2022-10-17 16:55:44,576 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB/data/9ea510fec/7cbf23c561014fb2b8a9ce5f5979e80a/FLAG4d8261766 [2022-10-17 16:55:45,034 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:55:45,034 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c [2022-10-17 16:55:45,054 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB/data/9ea510fec/7cbf23c561014fb2b8a9ce5f5979e80a/FLAG4d8261766 [2022-10-17 16:55:45,374 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB/data/9ea510fec/7cbf23c561014fb2b8a9ce5f5979e80a [2022-10-17 16:55:45,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:55:45,377 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:55:45,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:45,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:55:45,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:55:45,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:45" (1/1) ... [2022-10-17 16:55:45,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e9f46e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:45, skipping insertion in model container [2022-10-17 16:55:45,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:45" (1/1) ... [2022-10-17 16:55:45,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:55:45,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:55:45,721 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c[13010,13023] [2022-10-17 16:55:45,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:45,792 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:55:45,889 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c[13010,13023] [2022-10-17 16:55:45,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:45,936 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:55:45,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:45 WrapperNode [2022-10-17 16:55:45,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:45,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:45,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:55:45,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:55:45,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:45" (1/1) ... [2022-10-17 16:55:45,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:45" (1/1) ... [2022-10-17 16:55:46,027 INFO L138 Inliner]: procedures = 56, calls = 155, calls flagged for inlining = 25, calls inlined = 21, statements flattened = 260 [2022-10-17 16:55:46,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:46,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:55:46,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:55:46,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:55:46,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:45" (1/1) ... [2022-10-17 16:55:46,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:45" (1/1) ... [2022-10-17 16:55:46,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:45" (1/1) ... [2022-10-17 16:55:46,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:45" (1/1) ... [2022-10-17 16:55:46,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:45" (1/1) ... [2022-10-17 16:55:46,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:45" (1/1) ... [2022-10-17 16:55:46,068 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:45" (1/1) ... [2022-10-17 16:55:46,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:45" (1/1) ... [2022-10-17 16:55:46,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:55:46,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:55:46,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:55:46,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:55:46,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:45" (1/1) ... [2022-10-17 16:55:46,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:46,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:55:46,103 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:55:46,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e150cc62-c872-47e3-bd9c-d85cc21b52fd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:55:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:55:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:55:46,144 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:55:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:55:46,144 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:55:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:55:46,145 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:55:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:55:46,145 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:55:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:55:46,145 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:55:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:55:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:55:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:55:46,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:55:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:55:46,220 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:55:46,222 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:55:46,672 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:55:46,810 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:55:46,810 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:55:46,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:46 BoogieIcfgContainer [2022-10-17 16:55:46,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:55:46,821 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:55:46,822 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:55:46,833 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:55:46,833 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:46" (1/1) ... [2022-10-17 16:55:46,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:55:46,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:46,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2022-10-17 16:55:46,939 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2022-10-17 16:55:46,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:55:46,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:46,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:47,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:47,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:47,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2022-10-17 16:55:47,199 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2022-10-17 16:55:47,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:55:47,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:47,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:47,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:47,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:47,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:47,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2022-10-17 16:55:47,426 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2022-10-17 16:55:47,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:55:47,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:47,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:47,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:47,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:47,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2022-10-17 16:55:47,888 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2022-10-17 16:55:47,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:55:47,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:47,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:48,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:48,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:48,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 75 states and 114 transitions. [2022-10-17 16:55:48,535 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2022-10-17 16:55:48,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:55:48,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:48,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:48,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:48,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:48,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 78 states and 119 transitions. [2022-10-17 16:55:48,736 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2022-10-17 16:55:48,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:55:48,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:48,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:48,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:48,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:48,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 83 states and 128 transitions. [2022-10-17 16:55:48,882 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 128 transitions. [2022-10-17 16:55:48,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:55:48,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:48,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:49,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:49,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:49,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 97 states and 162 transitions. [2022-10-17 16:55:49,983 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 162 transitions. [2022-10-17 16:55:49,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:55:49,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:49,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:50,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:50,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:50,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 99 states and 168 transitions. [2022-10-17 16:55:50,257 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 168 transitions. [2022-10-17 16:55:50,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:55:50,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:50,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:50,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:50,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:50,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 101 states and 173 transitions. [2022-10-17 16:55:50,608 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 173 transitions. [2022-10-17 16:55:50,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:55:50,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:50,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:51,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:51,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:51,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 107 states and 192 transitions. [2022-10-17 16:55:51,555 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 192 transitions. [2022-10-17 16:55:51,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:55:51,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:51,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:51,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:52,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:52,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 110 states and 199 transitions. [2022-10-17 16:55:52,074 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 199 transitions. [2022-10-17 16:55:52,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:55:52,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:52,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:52,127 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:55:52,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:52,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 116 states and 215 transitions. [2022-10-17 16:55:52,618 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 215 transitions. [2022-10-17 16:55:52,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:55:52,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:52,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:52,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:52,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:52,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 117 states and 216 transitions. [2022-10-17 16:55:52,914 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 216 transitions. [2022-10-17 16:55:52,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:55:52,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:52,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:52,967 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:55:53,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:53,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 121 states and 227 transitions. [2022-10-17 16:55:53,174 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 227 transitions. [2022-10-17 16:55:53,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:55:53,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:53,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:53,236 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:55:53,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:53,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 122 states and 230 transitions. [2022-10-17 16:55:53,411 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 230 transitions. [2022-10-17 16:55:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:55:53,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:53,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:53,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:53,466 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:55:53,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:53,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 124 states and 234 transitions. [2022-10-17 16:55:53,648 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 234 transitions. [2022-10-17 16:55:53,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:55:53,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:53,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:53,764 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:53,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:53,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 129 states and 246 transitions. [2022-10-17 16:55:53,862 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 246 transitions. [2022-10-17 16:55:53,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:55:53,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:53,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:53,950 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:53,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:53,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 130 states and 247 transitions. [2022-10-17 16:55:53,984 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 247 transitions. [2022-10-17 16:55:53,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:55:53,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:53,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:54,025 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:55:54,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:54,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 132 states and 249 transitions. [2022-10-17 16:55:54,074 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 249 transitions. [2022-10-17 16:55:54,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:55:54,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:54,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:54,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:54,120 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:55:54,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:54,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 134 states and 251 transitions. [2022-10-17 16:55:54,166 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 251 transitions. [2022-10-17 16:55:54,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:55:54,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:54,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:54,258 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:54,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:54,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 135 states and 252 transitions. [2022-10-17 16:55:54,284 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 252 transitions. [2022-10-17 16:55:54,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:55:54,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:54,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:54,417 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:55,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:55,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 139 states and 258 transitions. [2022-10-17 16:55:55,038 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 258 transitions. [2022-10-17 16:55:55,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:55:55,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:55,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:55,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:55,123 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:55,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:55,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 140 states and 259 transitions. [2022-10-17 16:55:55,154 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 259 transitions. [2022-10-17 16:55:55,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:55:55,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:55,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:55,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:55,220 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:55:55,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:55,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 141 states and 262 transitions. [2022-10-17 16:55:55,244 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 262 transitions. [2022-10-17 16:55:55,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:55:55,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:55,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:55,365 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:55:55,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:55,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 146 states and 286 transitions. [2022-10-17 16:55:55,986 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 286 transitions. [2022-10-17 16:55:55,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:55:55,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:55,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:56,074 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:55:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:56,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 150 states and 292 transitions. [2022-10-17 16:55:56,585 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 292 transitions. [2022-10-17 16:55:56,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:55:56,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:56,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:56,653 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:57,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:57,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 158 states and 316 transitions. [2022-10-17 16:55:57,889 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 316 transitions. [2022-10-17 16:55:57,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:55:57,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:57,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:57,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:57,951 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:58,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:58,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 160 states and 317 transitions. [2022-10-17 16:55:58,367 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 317 transitions. [2022-10-17 16:55:58,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:55:58,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:58,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:58,875 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:56:00,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:00,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 170 states and 344 transitions. [2022-10-17 16:56:00,610 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 344 transitions. [2022-10-17 16:56:00,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:56:00,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:00,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:00,873 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:56:01,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:01,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 172 states and 351 transitions. [2022-10-17 16:56:01,165 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 351 transitions. [2022-10-17 16:56:01,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:56:01,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:01,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:01,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:02,302 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:56:05,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:05,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 186 states and 392 transitions. [2022-10-17 16:56:05,588 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 392 transitions. [2022-10-17 16:56:05,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:05,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:05,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:05,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:05,659 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:56:05,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:05,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 187 states and 395 transitions. [2022-10-17 16:56:05,990 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 395 transitions. [2022-10-17 16:56:05,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:56:05,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:05,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:06,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:06,076 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:56:06,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:06,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 185 states and 383 transitions. [2022-10-17 16:56:06,451 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 383 transitions. [2022-10-17 16:56:06,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:56:06,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:06,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:06,586 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:56:07,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:07,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 188 states and 389 transitions. [2022-10-17 16:56:07,221 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 389 transitions. [2022-10-17 16:56:07,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:07,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:07,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:07,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:07,649 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:56:07,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:07,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 189 states and 390 transitions. [2022-10-17 16:56:07,722 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 390 transitions. [2022-10-17 16:56:07,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:07,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:07,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:07,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:08,448 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:56:08,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:08,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 190 states and 393 transitions. [2022-10-17 16:56:08,811 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 393 transitions. [2022-10-17 16:56:08,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:08,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:08,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:09,310 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:56:09,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:09,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 190 states and 393 transitions. [2022-10-17 16:56:09,363 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 393 transitions. [2022-10-17 16:56:09,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:09,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:09,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:09,820 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:56:09,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:09,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 190 states and 393 transitions. [2022-10-17 16:56:09,897 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 393 transitions. [2022-10-17 16:56:09,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:09,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:09,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:10,360 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:56:10,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:10,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 190 states and 393 transitions. [2022-10-17 16:56:10,410 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 393 transitions. [2022-10-17 16:56:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:10,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:10,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:10,897 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:56:10,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:10,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 190 states and 393 transitions. [2022-10-17 16:56:10,944 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 393 transitions. [2022-10-17 16:56:10,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:10,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:10,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:11,443 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:56:11,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:11,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 190 states and 393 transitions. [2022-10-17 16:56:11,488 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 393 transitions. [2022-10-17 16:56:11,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:11,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:11,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:12,002 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:56:12,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:12,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 190 states and 393 transitions. [2022-10-17 16:56:12,050 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 393 transitions. [2022-10-17 16:56:12,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:12,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:12,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:12,468 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:56:12,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:12,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 190 states and 393 transitions. [2022-10-17 16:56:12,513 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 393 transitions. [2022-10-17 16:56:12,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:12,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:12,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:12,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat